日期	单位净值
2015-08-21	1.0014
2015-08-14	1.0265
2015-08-07	1.0132
2015-07-31	1.0126
2015-07-24	1.0339
2015-07-17	1.0194
2015-07-10	0.8380
2015-07-03	0.8368
2015-06-26	0.9021
2015-06-19	0.9628
2015-06-12	1.0693
2015-06-05	1.0715
2015-05-29	1.0066